.nav{width: 400px;margin: 15px auto;}
.nav{color:#698ca9; }
.nav span{margin:0 5px ; }
.nav button{
    background-color: #fff;
    color: #698ca9;
    border: 1px solid #5b9fd6;
    padding: 5px;
}
.nav button:hover{background-color: #d4f1ff;
    color: #698ca9;
    cursor: pointer;
}
.nav input{
    width: 50px;
    padding: 6px;
    background-color: #fff;
    color: #698ca9;
    border: 1px solid #5b9fd6;
}
.nav p{display: inline-block; margin: 0 10px;}